Finding the Fourth Proportional to 1,354,272,412.64, 1,867,006,739.16 and 908,315,468.96
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Solution
The fourth proportional to 1,354,272,412.64, 1,867,006,739.16 and 908,315,468.96 is: 1,252,208,260.32
Step by Step Solution
- Step 1: Write the proportion equation
1,354,272,412.64 : 1,867,006,739.16 = 908,315,468.96 : x - Step 2: Convert to fraction form
1,354,272,412.64/1,867,006,739.16 = 908,315,468.96/x - Step 3: Cross multiply
1,354,272,412.64x = 1,867,006,739.16 × 908,315,468.96 - Step 4: Simplify right side
1,354,272,412.64x = 1,695,831,101,831,596,032 - Step 5: Solve for x
x = 1,695,831,101,831,596,032/1,354,272,412.64 - Step 6: Final answer
x = 1,252,208,260.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.